To adjacent side of a rectangle are 3x²-5y²and 7x²-xy. find its perimeter
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Answer:
Given that,
Length (l)=4x
2
−3y
Breadth (b)=5xy
Area of rectangle =l×b
=(4x
2
−3y)×5xy
=20x
3
y−15xy
2
sq.units
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